# AI Agent Design Patterns — Architecture Guide 2026

> Catalog of proven design patterns for building AI agents: ReAct, Plan-and-Execute, Reflection, Tool Use, Multi-Agent, Human-in-the-Loop, and more. With architecture diagrams and code examples.

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Source: https://tokrepo.com/en/workflows/ai-agent-design-patterns-architecture-guide-2026-958852ab
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